Re: Help with Array Function in C language... - Mailing list pgsql-hackers

"Cristian Prieto" <cristian@clickdiario.com> writes:
> Datum
> test_array(PG_FUNCTION_ARGS)
> {
>     ArrayType *v = PG_GETARG_ARRAYTYPE_P(1);
>     Datum      element;
>     Oid        array_type = get_array_type(v);

I think you want get_element_type, instead.  And you definitely ought to
be checking for a failure result (zero).

            regards, tom lane